DEAN MEDICAL CARE 1129 RED TAIL WAY SIMI VALLEY CA 93065 805 577 1515 . It has been our pleasure to care for the needs of our patients in Simi Valley for over 25 years. We strive to provide excellent medical care in a warm, ... Royal Dean M.D. Bio Ryan Vickers P.A. BioDEAN MEDICAL CARE‧Testimonials‧Location‧Ryan Vickers P.A. Bio‧Royal Dean M.D. Bio.